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26 lines
625 B
Rust
26 lines
625 B
Rust
3 years ago
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use std::io::stdin;
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use std::io::BufRead;
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fn main() {
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let mut prev: Option<i32> = None;
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let mut increased = 0;
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for line in stdin().lock().lines() {
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let cur = line.unwrap().parse::<i32>().unwrap();
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match prev {
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None => println!("{} (N/A)", cur),
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Some(prev) => {
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if cur > prev {
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increased += 1;
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}
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let evaluate = if cur > prev { "increased" } else { "decreased" };
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println!("{} ({})", cur, evaluate)
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}
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}
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prev = Some(cur);
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}
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println!("{}", increased)
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}
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